Bottle strap



FIG. 1 is a Perspective view of a bottle strap showing my new design in use with environment;

FIG. 2 is a front view of the bottle strap;

FIG. 3 is a back view thereof;

FIG. 4 is a right-side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines depict portions of the article and environment that form no part of the claimed design. 

CLAIM I claim the ornamental design for a bottle strap, as shown and described. 